The specific secret of the spit is still unsolved.

唾液的特别奥秘之处尚未揭开。

Perhaps the best way to really appreciate saliva, is to learn what it'd be like to live without it.

也许重视唾液的最好的方式，就是想想没有唾液的生活会是什么样子。

A constant acid attack, however, may overburden the ability of saliva to heal the tooth.

然而，持续的酸攻击可能会使唾液的修复能超负荷。

They're also covered in glands that secrete sticky saliva to maximize those areas of contact.

舌头上还布满了分泌粘性唾液的腺体，最大限度地扩大接触面积。

And what if I told you it was made entirely out of bird spit?

如果我告诉你，它完全是用鸟的唾液制成的呢？

Well...- Got it from Barts morgue. I'm measuring the coagulation of saliva after death.

真无语... -从巴茨医院的停尸间拿的。我在测量人死后唾液的凝固时间。

Smooching boosts saliva production and clears the mouth of the bad bacteria and acids that cause decay.

接吻可以促进唾液的分泌，清除口腔中腐蚀牙齿的有害细菌和酸。

And current leaving your saliva through the other lead creates oxygen gas, leaving hydrogen ions behind.

通过另一端离开唾液的电流生成氧气，留下氢离子。

The pseudotracheae secrete enzyme-filled saliva and soak up fluids and dissolved foods by capillary action.

拟气管通过毛细管作用分泌充满酶的唾液渗入它们的食物。

If you force something out of your mouth that's not saliva, we often say " spit out" .

如果你把不是唾液的东西从嘴里，我们经常说“spit out”。

But now we know that the animals's aliva can prevent the production of those toxins.

但现在我们却了解到动物的唾液能够抑制毒素的产生。

The saliva helps to make the food compact down into a soft, warm ball, called a " bolus" .

在唾液的帮助下，食物被压缩成柔软、温暖的小球，称为“食团”。

So in this saliva, we found two enzymes that can reproduce the effect of the saliva, meaning oxidising polyethylene.

在这些唾液中，我们发现了两种酶可以复制唾液的效果，也就是氧化聚乙烯。

It can also secrete saliva with digestive enzymes that liquefy food for easier sucking.

它同时也可以分泌具有消化酶的唾液更好的消化食物以帮助吸取。

Plastic gobbling enzymes in worm spit may help ease pollution.

蠕虫唾液中的塑料吞噬酶可能有助于缓解污染。

I'm going to take a sample of my own saliva.

我要取自己的唾液样本了。

Plaque is a sticky film made up of bacteria, leftover food particles and saliva.

牙菌斑是由细菌、食物残渣和唾液组成的粘性薄膜。

The new product allows detection of the novel coronavirus in saliva within one hour.

新试剂盒可在一小时内检测唾液中的新冠病毒。

Coronavirus is likely spread through a cough, sneeze or other contact with saliva.

冠状病毒可能通过咳嗽、打喷嚏或其他唾液接触的方式传播。

After a hilarious film, participants had lower levels of the stress hormone — Chromogranin A in their saliva.

在看完喜剧电影之后，参与者的唾液中的应激激素——铬粒蛋白A的含量较低。